Troubleshooting, Appendix a networking connection – PLANET HPOE-460 User Manual

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2.2 HPOE-460 and POE-161S, the IEEE

802.3at Injector / Splitter and Equipment

Installation

For the places hard to find the power inlet, the
HPOE-460 and IEEE 802.3at High Power over Ethernet
Splitter (POE-161S) provides the easiest way to power
your Ethernet devices such as IP Camera on the ceiling
and the Wireless Access Point installed on the top of the
building. With 4 10/100/1000Base-T Gigabit Ethernet
ports, the HPOE-460 supports full 52V DC power for any
remote IEEE 802.3af / 802.3at powered device (PD).

To control the power system of your networking devices,
the HPOE-460 can directly co-work with PoE IP phone to
build VoIP telephony network in the office. Furthermore,
the HPOE-460 can be directly connected to any third
party IEEE 802.3af / 802.3at compliant devices installed
100 meters away.

3. Troubleshooting

This chapter contains information to help you solve
issue. If the High Power over Ethernet Injector Hub
is not functioning properly, make sure the High Power
over Ethernet Injector Hub was set up according to
instructions in this manual.

How to let my non IEEE 802.3af / 802.3at network
devices can work with HPOE-460?

Solution:
You can use PLANET Power over Ethernet Splitter, such
as PLANET POE-152S / POE-161S to work as a power
transformer between HPOE-460 and non IEEE 802.3af /
802.3at devices. The POE-152S and POE-161S provide
5V DC and 12V DC voltage output through DIP switch.

The HPOE-460 PoE LED is not lit

Solution:
Check the cable connection between HPOE-460 and IEEE
802.3af / 802.3at devices.

DC

Power Line (DC)

Power Line

1000Base-T UTP

PoE

1000Base-T UTP with PoE

8-Port Gigabit Switch

HPOE-460

802.3at PoE

PTZ / Speed Dome

IP Camera

30W

802.3af PoE

IP Camera

15W

802.3at PoE Splitter+

Non-PoE Device

802.3at
PoE Splitter

DC

802.3at PoE Multi-Channel

/ High Power

Wireless AP

30W

a

N

PoE

PoE

PoE

PoE

Power

Figure 2-1: HPOE-460 Application Topology

Note

1. According to IEEE 802.3af standard and

IEEE 802.3at pre-standard, the
HPOE-460 will not inject power to the
cable if not connecting to IEEE 802.3af
and IEEE 802.3at pre-standard devices.

2. Due to the capability of IEEE 802.3af

standard and IEEE 802.3at pre-standard,
the HPOE-460 can directly connect with
any IEEE 802.3af standard or IEEE
802.3at pre-standard compliant
end-nodes.

Why I connect my PoE device to HPOE-460 and it
cannot power on?

Solution:
1. Please check the cable type of the connection from

HPOE-460 to the other end. The cable should be an
8-wire UTP, Category 5/5e/6, EIA568 cable within 100
meters. A cable with only 4-wire, short loop or over
100 meters, all will affect the power supply.

2. Please check and assure the device that fully complied

with IEEE 802.3af standard and IEEE 802.3at
pre-standard.

Appendix A Networking Connection

RJ-45 Pin Assignments

1000Mbps, 1000Base T

RJ-45 Connector pin assignment

Contact

MDI

MDI-X

1

BI_DA+

BI_DB+

2

BI_DA-

BI_DB-

3

BI_DB+

BI_DA+

4

BI_DC+

BI_DD+

5

BI_DC-

BI_DD-

6

BI_DB-

BI_DA-

7

BI_DD+

BI_DC+

8

BI_DD-

BI_DC-

Implicit implementation of the crossover function
within a twisted-pair cable, or at a wiring panel, while
not expressly forbidden, is beyond the scope of this
standard.
10/100Mbps, 10/100Base-TX

RJ-45 Connector pin assignment

Contact

MDI MDI-X Media

Dependant Interface

MDI-X Media Dependant

Interface -Cross

1

Tx + (transmit)

Rx + (receive)

2

Tx - (transmit)

Rx - (receive)

3

Rx + (receive)

Tx + (transmit)

4, 5

IEEE 802.3af / 802.3at DC 48V / 52V

6

Rx - (receive)

Tx - (transmit)

7, 8

IEEE 802.3af / 802.3at DC 0V

The standard RJ-45 receptacle / connector
There are 8 wires on a standard UTP/STP cable and
each wire is color-coded. The following shows the pin
allocation and color of straight cable and crossover cable
connection:

Straight Cable

SIDE 1

SIDE 1

SIDE 2

SIDE 1

SIDE 2

1

1

2

2

3

3

4

4

5

5

6

6

7

7

8

8

1 2 3 4 5 6 7 8

1 2 3 4 5 6 7 8

SIDE 2

Crossover Cable

SIDE 1

SIDE 2

1 = White/Orange
2 = Orange
3 = White/Green
4 = Blue
5 = White/Blue
6 = Green
7 = White/Brown
8 = Brown

1 = White/Orange
2 = Orange
3 = White/Green
4 = Blue
5 = White/Blue
6 = Green
7 = White/Brown
8 = Brown

1 = White/Orange
2 = Orange
3 = White/Green
4 = Blue
5 = White/Blue
6 = Green
7 = White/Brown
8 = Brown

1 = White/Green
2 = Green
3 = White/Orange
4 = Blue
5 = White/Blue
6 = Orange
7 = White/Brown
8 = Brown

Figure A-1: Straight-Through and Crossover Cable

Please make sure your connected cables are with
same pin assignment and color as above picture before
deploying the cables into your network.

Energy Saving Note of the Device

This power required device does not support Standby mode operation.
For energy saving, please remove the power cable to disconnect the device
from the power circuit.
Without removing power cable, the device wills still consuming power
from the power source. In the view of Saving the Energy and reduce the
unnecessary power consuming, it is strongly suggested to remove the
power connection for the device if this device is not intended to be active.

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